package string;

public class MatcherDemo {
    public static void main(String[] args) {

       /*
       邮箱正则表达式
        [a-zA-Z0-9_]+@[a-zA-Z0-9_]+(\.[a-zA-Z]+)+
        */
        String email="zjy@tedu.cn";
        String regex="[a-zA-Z0-9_]+@[a-zA-Z0-9]+(\\.[a-zA-Z]+)+";
        boolean match=email.matches(regex);
        if(match){
            System.out.println("正确");
        }else {
            System.out.println("错误");
        }


    }
}
